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$28.99BioGuard Zero Phos quickly reduces phosphates to near zero levels in just 24 hours. Phosphates can constantly be added to your pool water through source water, ground runoff and weather; ultimately, creating poor water conditions. BioGuard Zero Phos solves these problems.
Make sure all pool equipment is working properly, including, pump, filter, skimmer and heater.
*If the filter pressure increases 8-10 psi above normal operating pressure, backwash and rinse filter accordingly
If Phosphate Reading Is: | Amount Needed per 20,000 gallons |
0 - 125ppb | Acceptable Range |
126 - 500ppb | Add BioGuard Complete Weekly |
501 - 1,000ppb | 4fl oz |
1001 - 2000 | 8fl oz |
2000+ | 32 fl oz |
BioGuard Zero Phos quickly reduces phosphates to near zero levels in just 24 hours. Phosphates can constantly be added to your pool water through source water, ground runoff and weather; ultimately, creating poor water conditions. BioGuard Zero Phos solves these problems.
Make sure all pool equipment is working properly, including, pump, filter, skim...